condition	mean	min	max
4 h after light	14.65953	11.796289999999999	19.26333
8 h after light	4.834115	3.270077	6.345685
12 h after light	5.068549333333333	4.159592	6.609939999999999
16 h after light	8.723227999999999	4.378009	12.73397
4 h after dark	8.729294	6.387696	10.76346
8 h after dark	8.902178333333334	6.289988	11.23043